Curiosity wheel wear increases
Posted: Tue, Dec 24 11:24 AM ET (1624 GMT)
As the NASA Mars rover Curiosity continues its exploration of Gale Crater, engineers are closely watching an unexpected increase in wear on the rover's...

Astronauts successfully complete first ISS coolant system repair spacewalk
Posted: Sun, Dec 22 11:06 AM ET (1606 GMT)
Two American astronauts finished the first phase of repairs of a coolant system on the International Space Station by removing a faulty pump unit during...

China launches Bolivian communications satellite
Posted: Sat, Dec 21 11:32 AM ET (1632 GMT)
A Chinese rocket launched a Chinese-built communications satellite for Bolivia early Saturday. The Long March 3B rocket lifted off from the Xichang Satellite Launch...

Soyuz launches Gaia astronomy satellite
Posted: Thu, Dec 19 8:14 AM ET (1314 GMT)
A Soyuz rocket successfully launched a European satellite that will accurately measure the positions and properties of one billion stars. The Soyuz rocket lifted off...

Planet Labs raises $52 million
Posted: Thu, Dec 19 8:03 AM ET (1303 GMT)
Commercial remote sensing satellite company Planet Labs announced Wednesday that it has raised $52 million in new investment. The company, which has developed a line...

Cygnus launch delayed for ISS repair spacewalks
Posted: Wed, Dec 18 6:43 AM ET (1143 GMT)
NASA announced late Tuesday that it has scheduled three spacewalks over the next week to replace a faulty coolant pump on the International Space Station,...

Sierra Nevada completes CCDev-2 agreement with NASA
Posted: Tue, Dec 17 7:41 AM ET (1241 GMT)
Sierra Nevada Corporation announced Monday that NASA has signed off on the final milestone of an earlier commercial crew agreement with the company, a glide...

Chang'e-3 lander deploys rover
Posted: Sun, Dec 15 10:48 AM ET (1548 GMT)
China's Chang'e-3 spacecraft deployed its Yutu rover early Sunday, several hours after landing. The rover rolled off a transporter ramp that had...

ISS coolant problem delays Cygnus launch
Posted: Sun, Dec 15 10:02 AM ET (1502 GMT)
NASA and Orbital Sciences announced Saturday that the launch of a Cygnus cargo spacecraft to the International Space Station (ISS) will be delayed at least...

Chang'e-3 lands on the Moon
Posted: Sat, Dec 14 10:27 AM ET (1527 GMT)
China's Chang'e-3 spacecraft successfully landed on the Moon on Saturday, the first spacecraft to soft-land on the Moon in more than...